20210964488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{5441}}^1$

素因数の和:5679

約数の個数: 128

約数和(自身を含む): 47395031040

約数和(自身を除く): 27184066552

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 187, 191, 221, 286, 374, 382, 442, 572, 748, 764, 884, 1144, 1496, 1528, 1768, 2101, 2431, 2483, 3247, 4202, 4862, 4966, 5441, 6494, 8404, 9724, 9932, 10882, 12988, 16808, 19448, 19864, 21764, 25976, 27313, 35717, 42211, 43528, 54626, 59851, 70733, 71434, 84422, 92497, 109252, 119702, 141466, 142868, 168844, 184994, 218504, 239404, 282932, 285736, 337688, 369988, 464321, 478808, 565864, 739976, 778063, 928642, 1017467, 1039231, 1202461, 1556126, 1857284, 2034934, 2078462, 2404922, 3112252, 3714568, 4069868, 4156924, 4809844, 6224504, 8139736, 8313848, 9619688, 11431541, 13227071, 13510003, 17666927, 22863082, 26454142, 27020006, 35333854, 45726164, 52908284, 54040012, 70667708, 91452328, 105816568, 108080024, 141335416, 148610033, 194336197, 229670051, 297220066, 388672394, 459340102, 594440132, 777344788, 918680204, 1188880264, 1554689576, 1837360408, 2526370561, 5052741122, 10105482244, 20210964488]

約数ペア:

[(1, 20210964488), (2, 10105482244), (4, 5052741122), (8, 2526370561), (11, 1837360408), (13, 1554689576), (17, 1188880264), (22, 918680204), (26, 777344788), (34, 594440132), (44, 459340102), (52, 388672394), (68, 297220066), (88, 229670051), (104, 194336197), (136, 148610033), (143, 141335416), (187, 108080024), (191, 105816568), (221, 91452328), (286, 70667708), (374, 54040012), (382, 52908284), (442, 45726164), (572, 35333854), (748, 27020006), (764, 26454142), (884, 22863082), (1144, 17666927), (1496, 13510003), (1528, 13227071), (1768, 11431541), (2101, 9619688), (2431, 8313848), (2483, 8139736), (3247, 6224504), (4202, 4809844), (4862, 4156924), (4966, 4069868), (5441, 3714568), (6494, 3112252), (8404, 2404922), (9724, 2078462), (9932, 2034934), (10882, 1857284), (12988, 1556126), (16808, 1202461), (19448, 1039231), (19864, 1017467), (21764, 928642), (25976, 778063), (27313, 739976), (35717, 565864), (42211, 478808), (43528, 464321), (54626, 369988), (59851, 337688), (70733, 285736), (71434, 282932), (84422, 239404), (92497, 218504), (109252, 184994), (119702, 168844), (141466, 142868)]